Home / 1,386,706.36-2,078,632.32-675,855.04

Finding the Fourth Proportional to 1,386,706.36, 2,078,632.32 and 675,855.04

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Solution

The fourth proportional to 1,386,706.36, 2,078,632.32 and 675,855.04 is: 1,013,086.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,386,706.36 : 2,078,632.32 = 675,855.04 : x
  2. Step 2: Convert to fraction form
    1,386,706.36/2,078,632.32 = 675,855.04/x
  3. Step 3: Cross multiply
    1,386,706.36x = 2,078,632.32 × 675,855.04
  4. Step 4: Simplify right side
    1,386,706.36x = 1,404,854,129,778.89
  5. Step 5: Solve for x
    x = 1,404,854,129,778.89/1,386,706.36
  6. Step 6: Final answer
    x = 1,013,086.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.